Overview Tinnitus is when you experience a ringing or other noises in one or both ears. It is quite common and affects 15-20% of the general population. Symptoms Tinnitus is most often described as a "ringing", but it can be described as a buzzing, roaring, clicking, hissing or humming sound. It may involve one or both ears and can come and go or be constant. "Pulsatile [...]